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359756 (2011 US98)
Classification: Main-belt Asteroid          SPK-ID: 2359756
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310814756016289 6.4908e-08  
a 2.416446112955305 2.6966e-08 au
q 2.099694790757303 1.568e-07 au
i 5.501208387546944 6.5855e-06 deg
node 272.0598510004199 7.1757e-05 deg
peri 7.304297523208569 7.6867e-05 deg
M 210.7447701532906 2.8882e-05 deg
tp 2459569.341346580825
(2021-Dec-20.84134658)
0.00011073 TDB
period 1372.031552793269
3.76
2.2967e-05
6.288e-08
d
yr
n .2623846363205635 4.3921e-09 deg/d
Q 2.733197435153307 3.0501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      5952 days (16.30 yr)  
   first obs. used      2003-09-19  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49886  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 08:47:13  

Additional Information
 Earth MOID = 1.08338 au 
 Jupiter MOID = 2.38417 au 
 T_jup = 3.498 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.8   n/a MPO455596  

359756 (2011 US98)          Discovered 2003-Sep-19 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 2011 US98 = 2008 YV174 = 2009 BZ59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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